If you are looking for a more modern experience with high-quality-of-life improvements, Rebirth is a strong contender.

Look for "Donation" shops that offer cosmetics or convenience rather than game-breaking power. Getting Started: A Quick Checklist

Andromida is frequently cited as one of the most stable and long-running private servers. It focuses on a "Play-to-Win" philosophy.

Many private administrators rework characters and stances to ensure more diverse PvP and PvE metas.

See how often the developers update the game. Regular updates are a sign of a healthy server.